import java.time.LocalDate;
import java.time.Period;
public class DateDiff {
public static void main(String[] args) {
/** The date at the end of the last century */
LocalDate endofCentury = LocalDate.of(2000, 12, 31);
LocalDate now = LocalDate.now();
Period diff = Period.between(endofCentury, now);
System.out.printf("The 21st century (up to %s) is %s old%n", now, diff);
System.out.printf("The 21st century is %d years, %d months and %d days old",
diff.getYears(), diff.getMonths(), diff.getDays());
}
}
找不到本地日期我是否缺少导入指令